Emma Watson, Kellan Lutz, JLS: Celebrity pictures February 13

Today's pictures include a glammed-up Emma Watson attending a pre-BAFTAs bash at London's Savoy Hotel and JLS celebrating member Aston Merrygold's 24th birthday at Aura nightclub.

In New York for Fashion Week, Kellan Lutz and Joe Jonas sit on the front row of the Simon Spurr Show, Isabella Rossellini attends a pop-up restaurant launch and Twilight's Ashley Greene and Vampire Diaries star Nina Dobrev arrive at the DKNY show.

In Los Angeles, Jessica Alba and husband Cash Warren, sporting bright pink nails, enjoy a day in the park with their children, The Saturdays touch down in the city and Arctic Monkey Alex Turner is greeted with a big kiss from a mystery woman at LAX.